Home / 1,518.09-2,094.92-845.88

Finding the Fourth Proportional to 1,518.09, 2,094.92 and 845.88

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Solution

The fourth proportional to 1,518.09, 2,094.92 and 845.88 is: 1,167.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518.09 : 2,094.92 = 845.88 : x
  2. Step 2: Convert to fraction form
    1,518.09/2,094.92 = 845.88/x
  3. Step 3: Cross multiply
    1,518.09x = 2,094.92 × 845.88
  4. Step 4: Simplify right side
    1,518.09x = 1,772,042.02
  5. Step 5: Solve for x
    x = 1,772,042.02/1,518.09
  6. Step 6: Final answer
    x = 1,167.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.